General Quiz 2 On The Second Term

This Biology general knowledge test has the hardest trivia questions you will come across when it comes to preparing for your second term examinations. It not only includes what you covered with the in the second term but the first one too. How about you give it a try and get to refresh your memory so far. All the best!

Long radishes crossed with round radishes result in all oval radishes. This type of inheritance is:

A.&nbsp

Co-dominance (lack of dominance)

B.&nbsp

Multiple alleles.

C.&nbsp

Complete dominance.

D.&nbsp

Sex- influenced trait

5.

The figure represents the limbs of two different mammals, which statement of the following is not correct?

A.&nbsp

Both belong to order Artiodactyla

B.&nbsp

Both are herbivorous animals

C.&nbsp

Both are Eutherian mammals

D.&nbsp

Their mating produces a Mule

6.

An example of a simple animal is

A.&nbsp

A fern.

B.&nbsp

A sponge.

C.&nbsp

A mold.

D.&nbsp

An insect.

7.

An extra finger in humans is rare but is due to a dominant gene. When one parent is normal and the other parent has an extra finger but is heterozygous for the trait, what is the probability that the first child will be normal?

A.&nbsp

0%

B.&nbsp

25%

C.&nbsp

50%

D.&nbsp

50%

8.

All of the following, their fertilization is externally except

A.&nbsp

Ray fish

B.&nbsp

Bolti fish

C.&nbsp

Bouri fish

D.&nbsp

Salamander

9.

The following two animals share a common character.

A.&nbsp

Their tail is long

B.&nbsp

They are rodents

C.&nbsp

Their forelimbs are modified into wings

D.&nbsp

They suckle their youngs

10.

A dihybrid cross is a genetic cross yielding a ----- ratio of offspring.

A.&nbsp

9:3:3:1

B.&nbsp

1:2:1

C.&nbsp

3:1

D.&nbsp

2:1

11.

All the following statements are correct except ------

A.&nbsp

The sperm is similar to the ovum in the number of autosomes

B.&nbsp

The sperm is similar to the ovum in the number of sex chromosomes

C.&nbsp

Each of the sperm and the ovum contains half the number of chromosomes in somatic cells

D.&nbsp

The sperm and the ovum are responsible for sex determination

12.

A Klinefelter male can pass his X- chromosome to --------

A.&nbsp

His son

B.&nbsp

His daughter

C.&nbsp

Both his son and his daughter

D.&nbsp

None of them

13.

A heterotrophic organism that contains a cell wall is ---------

A.&nbsp

Trypanosoma

B.&nbsp

Yeast

C.&nbsp

Sponge

D.&nbsp

Nostoc

14.

The following figure represents two types of living organisms, where they share a common character in --------

A.&nbsp

The presence of exoskeleton

B.&nbsp

The type of eyes

C.&nbsp

The number of body regions

D.&nbsp

The number walking legs

15.

The number of chromosomes in a female with Down's syndrome is equal to their number in ---------

A.&nbsp

A male with Down's syndrome

B.&nbsp

A male with Klinefelter syndrome

C.&nbsp

A female with a triple-X

D.&nbsp

All the previous

16.

Corn plant is unable to synthesize chlorophyll pigments in case of -------

A.&nbsp

The presence of chlorophyll gene and unexposure to light

B.&nbsp

The absence of chlorophyll gene and exposure to light

C.&nbsp

The absence of chlorophyll gene and unexposure to light

D.&nbsp

All the previous

17.

If a pure bald male with no colour blindness (normal vision) has all his sons with normal vision too, so it must be that his ------

A.&nbsp

Mother suffers from hair falling

B.&nbsp

Father suffers from baldness

C.&nbsp

Father with normal vision

D.&nbsp

Mother does not carry the gene of baldness

18.

Which antibodies are found in the plasma of a person with a blood type A-ve previously received a wrong blood group B+ve by a mistake ----

A.&nbsp

Neither anti-A nor anti-B

B.&nbsp

Both anti-A and anti-D

C.&nbsp

Both anti-B and anti-D

D.&nbsp

Anti-B, but not anti-D

19.

The phenotype indicates the genotype in the following genetic pattern:

A.&nbsp

Blood group A

B.&nbsp

A tall Pea plant

C.&nbsp

A red Antirrhinum flower

D.&nbsp

A white sweet pea flower

20.

All of the following plants form seeds except -------

A.&nbsp

Pea

B.&nbsp

Pinus

C.&nbsp

Cotton

D.&nbsp

Polypodium

21.

If a crossing occurs between heterozygous parents in one pair of mendelian characters, so the ratio of the resulting phenotypes will be ---

A.&nbsp

3:1

B.&nbsp

1:2:1

C.&nbsp

9:3:3:1

D.&nbsp

9:7

22.

The phenotype expresses the genotype in males in case of the --------- trait

A.&nbsp

Normal person in cystic fibrosis disease (a recessive lethal)

B.&nbsp

Sex-linked

C.&nbsp

Sex-influenced

D.&nbsp

Mendelian traits

23.

In the figure below, if the gene of brown eyes dominates the gene of blue eyes, so the colour of father's eyes should be ------

A.&nbsp

Blue

B.&nbsp

Hybrid brown

C.&nbsp

Pure brown

D.&nbsp

Black

24.

From the figure below, which of the following statements is not correct?

A.&nbsp

Roots of plants in figure (1) are fibrous

B.&nbsp

Vascular bundles of plants in figure (2) are arranged in a ring

C.&nbsp

Maize plant belongs to figure (1)

D.&nbsp

Flowers of plants in figure (2) have trimerous floral whorls

25.

In all the following genetic cases,the phenotype indicates the genotype except in the ---------

A.&nbsp

Green colour of corn seedlings

B.&nbsp

Mice with yellow fur

C.&nbsp

Mice with grey fur

D.&nbsp

Colour blindness in males

26.

Rhinoceros shares with Deer all of the following, EXCEPT ----

A.&nbsp

Eating herbs

B.&nbsp

Number of toes

C.&nbsp

Presence of hooves

D.&nbsp

Suckling their youngs

27.

Marine weeds that consist of filaments adhering together by a gelatinous membrane.

A.&nbsp

Spirogyra

B.&nbsp

Fucus

C.&nbsp

Polysiphonia

D.&nbsp

All the previous

28.

A hemophiliac father and a pure normal mother have a hemophiliac daughter. This daughter may result from the fusion of the following two gametes ---

A.&nbsp

A sperm with X-chromosome and an ovum with X-chromosome.

B.&nbsp

A sperm with X-chromosome and an ovum lacking sex chromosomes.

C.&nbsp

A sperm with X-chromosome and an ovum with XX-chromosomes.

D.&nbsp

A sperm lacking sex chromosomes and an ovum with XX-chromosomes.

29.

If there are multiple alleles for a gene which of the following is true?

A.&nbsp

All the alleles are present at the same time.

B.&nbsp

Among the multiple copies, only the dominant ones are expressed.

C.&nbsp

Only two alleles are present at a time.

D.&nbsp

Only one allele of them is dominant while the rest are all recessive.

30.

Division of the body into head, thorax and abdomen is a characteristic of

A.&nbsp

Insecta

B.&nbsp

Insecta and Arachnida

C.&nbsp

Insecta and Crustacea

D.&nbsp

Insecta and Myriapoda

31.

A chromosomal abnormality that causes a man to have feminine body contours with large breasts, height greater than average, small testes, and infertility is:

A.&nbsp

Down syndrome

B.&nbsp

XYY syndrome

C.&nbsp

Klinefelter syndrome

D.&nbsp

Turner syndrome

32.

A man of blood group A marries a woman of blood group AB. Which type of progeny would indicate that the man is heterozygous.?

A.&nbsp

AB

B.&nbsp

A

C.&nbsp

O

D.&nbsp

B

33.

In a dominant sex-linked character where the gene XR dominates the gene Xr. If you know that in the pedigree below the shaded individuals are having the dominant character. Also to know that the members in a square shape are males while those in a circle shape are females. What is the genotype of each of the two members (A) and (B)?

A.&nbsp

A is XRY and B is XRXR

B.&nbsp

A is XrY and B is XRXr

C.&nbsp

A is XRY and B is XRXr

D.&nbsp

A is XRY and B is XrXr

34.

The graph below represents -----

A.&nbsp

Animal 1

B.&nbsp

Animal 2

C.&nbsp

Animal 3

D.&nbsp

Animal 4

35.

A colorblind mother and a normal father give birth to a Klinefelter child with normal vision. Where do you think the non-disjunction has taken place?

A.&nbsp

1st meiotic division of mother

B.&nbsp

2nd meiotic division of the father

C.&nbsp

2nd meiotic division of mother

D.&nbsp

1st meiotic division of father

36.

The three types of class mammals are .....

A.&nbsp

Aquatic, terrestrial and aerial

B.&nbsp

Pouched, lay eggs and Placental

C.&nbsp

Jumping, fast and slow moving.

D.&nbsp

Herbivorous, carnivorous and omnivorous.

37.

From the antigen-antibody reaction shown below. What is the type of the blood group?

A.&nbsp

A+ve

B.&nbsp

A-ve

C.&nbsp

B+ve

D.&nbsp

B-ve

38.

The decrease in white blood cells, results in .......

A.&nbsp

The increase in antigen A and antigen B

B.&nbsp

The decrease in anti-A and anti-B

C.&nbsp

The decrease in antigen A and antigen B

D.&nbsp

The increase in anti-A and anti-B

39.

Animals must eat other organisms for food, so they are classified as .....